Luke 11:38

And the Pharisee noticed, to his amazement, that he did not wash his hands before eating,

"Why do your disciples keep transgressing the tradition of the elders by not washing their hands before eating?"

They had noticed that some of his disciples were eating with "common," that is to say, unwashed hands.

Then some of John's disciples got into a controversy with a Jew in regard to purification; so they came to John and said to him.

Treasury of Scripture Knowledge

And when the Pharisee saw it, he marvelled that he had not first washed before dinner.

"Why do your disciples keep transgressing the tradition of the elders by not washing their hands before eating?"

They had noticed that some of his disciples were eating with "common," that is to say, unwashed hands.

Then some of John's disciples got into a controversy with a Jew in regard to purification; so they came to John and said to him.